package NowCoder.UnderlyingPrinciple;

public class 单选_4_5_15 {
    private static int n = 100;

    public static void main(String[] args) {
        单选_4_5_15 n1 = new 单选_4_5_15();
        n1.n++;
        单选_4_5_15 n2 = new 单选_4_5_15();
        n2.n++;

        n1 = new 单选_4_5_15();
        n1.n++;
        单选_4_5_15.n--;
        System.out.println(n);
    }
}
